Current File : //lib/node_modules/npm/lib/install/update-package-json.js
'use strict'
var path = require('path')
var writeFileAtomic = require('write-file-atomic')
var moduleName = require('../utils/module-name.js')
var deepSortObject = require('../utils/deep-sort-object.js')
var sortedObject = require('sorted-object')
var isWindows = require('../utils/is-windows.js')
var sortKeys = [
'dependencies', 'devDependencies', 'bundleDependencies',
'optionalDependencies', 'keywords', 'engines', 'scripts',
'files'
]
module.exports = function (mod, buildpath, next) {
var pkg = sortedObject(mod.package)
var name = moduleName(mod)
// Add our diagnostic keys to the package.json.
// Note that there are folks relying on these, for ex, the Visual Studio
// Node.js addon.
pkg._requiredBy =
mod.requiredBy
.map(function (req) {
if (
req.package.devDependencies &&
req.package.devDependencies[name] &&
!req.package.dependencies[name]
) {
return '#DEV:' + req.location
} else {
return req.location
}
})
.concat(mod.userRequired ? ['#USER'] : [])
.sort()
pkg._location = mod.location
pkg._phantomChildren = {}
Object.keys(mod.phantomChildren).sort().forEach(function (name) {
pkg._phantomChildren[name] = mod.phantomChildren[name].package.version
})
pkg._inBundle = !!mod.fromBundle
// sort keys that are known safe to sort to produce more consistent output
sortKeys.forEach(function (key) {
if (pkg[key] != null) pkg[key] = deepSortObject(pkg[key])
})
var data = JSON.stringify(sortedObject(pkg), null, 2) + '\n'
writeFileAtomic(path.resolve(buildpath, 'package.json'), data, {
// We really don't need this guarantee, and fsyncing here is super slow. Except on
// Windows where there isn't a big performance difference and it prevents errors when
// rolling back optional packages (#17671)
fsync: isWindows
}, next)
}
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